How do I convert JSON to CSV?

Simply paste your JSON data into the input box and click 'Convert to CSV'. The tool will automatically flatten nested objects and generate the CSV output.

Does this tool handle nested JSON objects?

Yes, our converter automatically flattens nested JSON objects using dot notation (e.g., user.address.city).

Yes, all processing happens locally in your browser. No data is sent to our servers.

Free Developer Tool

JSON to CSV Converter

Instantly convert your JSON data into CSV format for Excel or databases. Handles nested objects and flat arrays perfectly.

Input (JSON)

Output (CSV)

About the JSON to CSV Converter

This free online tool helps you instantly convert JSON (JavaScript Object Notation) data into CSV (Comma-Separated Values) format. It's completely secure, processing all data locally within your browser.

Features

Nested Object Support: Automatically flattens nested objects using dot notation (e.g., address.city).
Array Handling: Properly processes arrays of objects, identifying all unique keys to build comprehensive headers.
Browser-Based: Fast and secure. Your data never leaves your computer.
Download & Copy: Export your data easily with one click.

How to use

Paste your valid JSON array into the left input box.
Click the "Convert to CSV" button.
Review the generated CSV in the right output box.
Click "Download .csv" or "Copy CSV" to export your data.